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BQ24108RHLR Datasheet(PDF) 4 Page - Texas Instruments |
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BQ24108RHLR Datasheet(HTML) 4 Page - Texas Instruments |
4 / 29 page bq24100, bq24103, bq24105 bq24108, bq24113, bq24115 SLUS606B − JUNE 2004 − REVISED NOVEMBER 2004 4 www.ti.com ELECTRICAL CHARACTERISTICS TJ = 0°C to 125°C and recommended supply voltage range (unless otherwise stated) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT INPUT CURRENTS VCC > VCC(min), PWM switching 10 mA IVCC(VCC) VCC supply current VCC > VCC(min), PWM NOT switching 5 mA IVCC(VCC) VCC supply current VCC > VCC(min), CE = HIGH 315 µA 0°C ≤ TJ ≤ 65°C, VI(BAT) = 4.2 V VCC < V(SLP) or VCC > V(SLP) but not in charge 3.5 I(SLP) Battery discharge sleep current, (SNS, BAT, OUT, FB pins) 0°C ≤ TJ ≤ 65°C, VI(BAT) = 8.4 V VCC < V(SLP) or VCC > V(SLP) but not in charge 5.5 µA (SNS, BAT, OUT, FB pins) 0°C ≤ TJ ≤ 65°C, VI(BAT) = 12.6 V VCC < V(SLP) or VCC > V(SLP) but not in charge 7.7 VOLTAGE REGULATION Output voltage bq24103/13 CELLS = Low, in voltage regulation 4.2 VOREG Output voltage, bq24103/13 CELLS = High, in voltage regulation 8.4 V VOREG Output voltage, bq24100/08 Operating in voltage regulation 4.2 V VIBAT Feedback regulation REF for bq24105/15 only (W/FB) IIBAT = 25 nA typical into pin 2.1 V Voltage regulation accuracy TA = 25°C −0.5% 0.5% Voltage regulation accuracy −1% 1% CURRENT REGULATION − FAST CHARGE IOCHARGE Output current range of converter VLOWV ≤ VI(BAT) < VOREG, V(VCC) − VI(BAT) > V(DO−MAX) 150 2000 mA 100 mV ≤ VIREG ≤ 200 mV, VIREG + 1V RSET1 1000, VIREG Voltage regulated across RSNS− Accuracy Programmed Where 5 kΩ ≤ RSET1 ≤ 10kΩ, Select RSET1 to program VIREG, VIREG(measured) = IOCHARGE + RSNS (−10% to +10% excludes errors due to RSET1 and RSNS tolerances) −10% 10% V(ISET1) Output current set voltage V(LOWV) ≤ VI(BAT) ≤ VO(REG) V(VCC) ≥ VI(BAT) × V(DO−MAX), 1 V K(ISET1) Output current set factor VLOWV ≤ VI(BAT) < VO(REG) V(VCC) ≥ VI(BAT) + V(DO−MAX), 1000 V/A PRECHARGE AND SHORT-CIRCUIT CURRENT REGULATION VLOWV Precharge to fast-charge transition voltage threshold, BAT, bq24100/03/05/08 ICs only 68 71.4 75 %VO(REG) t Deglitch time for precharge to fast charge transition Rising voltage; tRISE, tFALL = 100 ns, 2-mV overdrive 20 30 40 ms IOPRECHG Precharge range VI(BAT) < VLOWV, t < tPRECHG 15 200 mA V(ISET2) Precharge set voltage, ISET2 VI(BAT) < VLOWV, t < tPRECHG 100 mV K(ISET2) Precharge current set factor 1000 V/A |
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